mandy9386 mandy9386

02-02-2019
Mathematics

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what is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

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jdoe0001 jdoe0001

02-02-2019

[tex]\bf \textit{area of a circle}\\\\ A=\pi r^2~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ r=4 \end{cases}\implies A=\pi 4^2\implies A=16\pi \implies \stackrel{\pi =3.14}{A=50.24}[/tex]

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